from RPi import GPIO
import time

GPIO.setmode(GPIO.BOARD)
GPIO.setup(38, GPIO.OUT, initial=GPIO.LOW)
GPIO.setup(40, GPIO.OUT, initial=GPIO.LOW)


try:
    while True:
        GPIO.output(38, GPIO.LOW)
        time.sleep(0.3)
        GPIO.output(40, GPIO.HIGH)
        time.sleep(0.3)
        GPIO.output(40, GPIO.LOW)
        time.sleep(0.3)
        for _ in range(150):
            GPIO.output(38, GPIO.HIGH)
            time.sleep(0.002)
            GPIO.output(38, GPIO.LOW)
            time.sleep(0.2)
        time.sleep(5)
except KeyboardInterrupt:
    GPIO.cleanup()